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static_call: Fix return type of static_call_init

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Functions that are passed to early_initcall should be of type
initcall_t, which expects a return type of int. This is not currently an
error but a patch in the Clang LTO series could change that in the
future.

Fixes: 9183c3f9ed ("static_call: Add inline static call infrastructure")
Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Sami Tolvanen <samitolvanen@google.com>
Link: https://lore.kernel.org/lkml/20200903203053.3411268-17-samitolvanen@google.com/
This commit is contained in:
Nathan Chancellor
2020-09-28 16:09:39 -07:00
committed by Peter Zijlstra
parent 547305a646
commit 69e0ad37c9
2 changed files with 6 additions and 5 deletions
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5
kernel/static_call.c
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@@ -410,12 +410,12 @@ int static_call_text_reserved(void *start, void *end)
return __static_call_mod_text_reserved(start, end);
}
void __init static_call_init(void)
int __init static_call_init(void)
{
int ret;
if (static_call_initialized)
return;
return 0;
cpus_read_lock();
static_call_lock();
@@ -434,6 +434,7 @@ void __init static_call_init(void)
#ifdef CONFIG_MODULES
register_module_notifier(&static_call_module_nb);
#endif
return 0;
}
early_initcall(static_call_init);